View on LOZ Suggested Retail: $39.99. QTY:4. T8 T10 T12 4FT LED Light Bulb,32W 4FT LED Shop Light 4160 Lumens,6000K Daylight White,4 Foot LED Fluorescent Tube Replacement,Clear Cover, Medium Bi-Pin G13 Base for Garage Warehouse Light（4-Pack). 50,000+ hour lifetime,Shatterproof.Almost maintenance-free, no need to replace the lamp frequently, improving work efficiency. T8 4 Foot LED light bulbs are dual-end powered and require a simple, ballast bypass (direct wire) installation. Refer to our installation guide for details. T8 4ft LED light tubes are ideal replacements for T8 T10 T12 led fluorescent bulbs. They are compatible with existing T8, T10, and T12 fluorescent fixtures, making LED conversion easier than ever.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.